丹东口岸2003-2005年进口海产品中3种致病菌的检验

目的掌握丹东口岸进口海产品中单核细胞增生李斯特菌、沙门菌和副溶血性弧菌污染情况。方法对丹东口岸2003-2005年进口的海产品3种致病菌的检验结果进行了分析。结果1965批进口海产品中检出不合格产品44批(2.24%)。其中32批(1.63%)检出单核细胞增生李斯特菌、6批(0.31%)检出沙门菌和6批(0.31%)检出副溶血性弧菌。不合格产品主要为冻章鱼、冻海螺、冻紫石房蛤、活河螺、冻河螺肉等。结论从丹东口岸进口的海产品3种致病菌的污染比较严重,特别是被单核细胞增生李斯特菌的污染最严重,海产品中冻章鱼和冻海螺被这3种致病菌的污染比较普遍。

Results of Inspection of Imported Seafoods on Three Pathogens in Dandong Porn During 2003-2005

Objective To understand the contamination levels of Listeria monocytogenes, Salmonella and Vibrio parahaemolyticus in the seafoods imported through Dandong Port. Method The results of inspection of import seafoods passed through Dandong Port in the period of 2003-2005 were reviewed. Results Among the 1?965 batches of import seafoods tested, 44 batches were disqualified(2.24%) for bacterial contamination, including 32 batches of Listeria monocytogenes positive(1.63%), 6 batches of Salmonella positive(0.31%) and 6 batches of Vibrio parahaemolyticus positive(0.31%). The disqualified import seafoods were mainly frozen octopus, frozen conch, frozen saxidomus purpuratus, live periwinkle and frozen periwinkle meat. Conclusion The contamination level of the three pathogens in the import seafoods passed through Dandong were very serious. The Listeria monocytogenes contamination was most serious. Frozen octopus and frozen conch were widely contaminated by the three pathogens.